Evaluated Sources

Global Warming

Good Link: http://news.nationalgeographic.com/news/2004/12/1206_041206_global_warming.html
Bad Link: http://en.wikipedia.org/wiki/Global_warming

Good Link

Accuracy- The good link above does have links to other sites and related sites. I double checked the information and it is fairly accurate. The site also had documentation and references.

Credibility- Yes the site must have authors and editors because it is written by National Geographic, therefore the site is very credible. The site does not have any grammatical or spelling errors.

Objectivity- No the site isn't biased because it is by the National Geographic organization. The site does have advertising, the advertise their different magazines: National Geographic magazine, National Geographic                 Travelers magazine and National Geographic Kids magazine.

Currency- The site is fairly current the last time it was updated was on June 14, 2007. All the links on the site still work and the information is up to date.

Comprehensiveness- The information on the site is in-depth, it talks about whats going on and whats going to happen in the future. The intended audience is anyone who wants to learn about the issue.          

Bad Link    

Accuracy- The site does have links to other sites and includes citations although the information is slightly off.

Credibility- No this site does not have authors or editors and may contain some errors

Objectivity- The site could be biased because it is Wikipedia and anyone can go on there and change things around. The site also does not have any advertisements.

Currency- Lasted updated November 19, 2012

Comprehensiveness- The site is somewhat in-depth